1.
[syn: bang-up, bully, corking, cracking, dandy, great, groovy, keen, neat, nifty, not bad(p), peachy, slap-up, swell, smashing]
The Collaborative International Dictionary of English v.0.48:
nifty \nifty\ adj.
1. Very good; excellent; -- an informal term meaning about
the same as groovy, sense 1. [informal, 1960's]
Syn: bang-up, bully, cool, corking, cracking, dandy, great,
groovy, keen, neat, not bad(predicate), peachy, slap-up,
swell, smashing.
[WordNet 1.5]
2. Stylish; attractive; -- of clothing; as, a nifty outfit.
[PJC]
WordNet (r) 3.0 (2006):
nifty
adj 1: very good; "he did a bully job"; "a neat sports car";
"had a great time at the party"; "you look simply
smashing" [syn: bang-up, bully, corking,
cracking, dandy, great, groovy, keen, neat,
nifty, not bad(p), peachy, slap-up, swell,
smashing]